[uicfg] fix autoform_section rtags initialization
1. when a relation is marked as inlined in the 'main' form type, we want
its opposite (eg when one the other side of the relation) to be
marked as hidden in the 'inlined' form type
2. when no section is specified for the 'inlined' form type, use the same
as in the 'main' form type
to do this properly, we need two initialization stages. The first one
to handle 1., the second to handle what was done before and 2.
We can't do this in a single stage because we've to know the bare
value of the "opposite" tag.
# -*- coding: utf-8 -*-
"""functional tests for core hooks
note: most schemahooks.py hooks are actually tested in unittest_migrations.py
:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
"""
from logilab.common.testlib import TestCase, unittest_main
from datetime import datetime
from cubicweb import (ConnectionError, ValidationError, AuthenticationError,
BadConnectionId)
from cubicweb.devtools.testlib import CubicWebTC, get_versions
from cubicweb.server.sqlutils import SQL_PREFIX
from cubicweb.server.repository import Repository
orig_get_versions = Repository.get_versions
def setup_module(*args):
Repository.get_versions = get_versions
def teardown_module(*args):
Repository.get_versions = orig_get_versions
class CoreHooksTC(CubicWebTC):
def test_delete_internal_entities(self):
self.assertRaises(ValidationError, self.execute,
'DELETE CWEType X WHERE X name "CWEType"')
self.assertRaises(ValidationError, self.execute,
'DELETE CWRType X WHERE X name "relation_type"')
self.assertRaises(ValidationError, self.execute,
'DELETE CWGroup X WHERE X name "owners"')
def test_delete_required_relations_subject(self):
self.execute('INSERT CWUser X: X login "toto", X upassword "hop", X in_group Y '
'WHERE Y name "users"')
self.commit()
self.execute('DELETE X in_group Y WHERE X login "toto", Y name "users"')
self.assertRaises(ValidationError, self.commit)
self.execute('DELETE X in_group Y WHERE X login "toto"')
self.execute('SET X in_group Y WHERE X login "toto", Y name "guests"')
self.commit()
def test_delete_required_relations_object(self):
self.skip('no sample in the schema ! YAGNI ? Kermaat ?')
def test_static_vocabulary_check(self):
self.assertRaises(ValidationError,
self.execute,
'SET X composite "whatever" WHERE X from_entity FE, FE name "CWUser", X relation_type RT, RT name "in_group"')
def test_missing_required_relations_subject_inline(self):
# missing in_group relation
self.execute('INSERT CWUser X: X login "toto", X upassword "hop"')
self.assertRaises(ValidationError,
self.commit)
def test_inlined(self):
self.assertEquals(self.repo.schema['sender'].inlined, True)
self.execute('INSERT EmailAddress X: X address "toto@logilab.fr", X alias "hop"')
self.execute('INSERT EmailPart X: X content_format "text/plain", X ordernum 1, X content "this is a test"')
eeid = self.execute('INSERT Email X: X messageid "<1234>", X subject "test", X sender Y, X recipients Y, X parts P '
'WHERE Y is EmailAddress, P is EmailPart')[0][0]
self.execute('SET X sender Y WHERE X is Email, Y is EmailAddress')
rset = self.execute('Any S WHERE X sender S, X eid %s' % eeid)
self.assertEquals(len(rset), 1)
def test_composite_1(self):
self.execute('INSERT EmailAddress X: X address "toto@logilab.fr", X alias "hop"')
self.execute('INSERT EmailPart X: X content_format "text/plain", X ordernum 1, X content "this is a test"')
self.execute('INSERT Email X: X messageid "<1234>", X subject "test", X sender Y, X recipients Y, X parts P '
'WHERE Y is EmailAddress, P is EmailPart')
self.failUnless(self.execute('Email X WHERE X sender Y'))
self.commit()
self.execute('DELETE Email X')
rset = self.execute('Any X WHERE X is EmailPart')
self.assertEquals(len(rset), 1)
self.commit()
rset = self.execute('Any X WHERE X is EmailPart')
self.assertEquals(len(rset), 0)
def test_composite_2(self):
self.execute('INSERT EmailAddress X: X address "toto@logilab.fr", X alias "hop"')
self.execute('INSERT EmailPart X: X content_format "text/plain", X ordernum 1, X content "this is a test"')
self.execute('INSERT Email X: X messageid "<1234>", X subject "test", X sender Y, X recipients Y, X parts P '
'WHERE Y is EmailAddress, P is EmailPart')
self.commit()
self.execute('DELETE Email X')
self.execute('DELETE EmailPart X')
self.commit()
rset = self.execute('Any X WHERE X is EmailPart')
self.assertEquals(len(rset), 0)
def test_composite_redirection(self):
self.execute('INSERT EmailAddress X: X address "toto@logilab.fr", X alias "hop"')
self.execute('INSERT EmailPart X: X content_format "text/plain", X ordernum 1, X content "this is a test"')
self.execute('INSERT Email X: X messageid "<1234>", X subject "test", X sender Y, X recipients Y, X parts P '
'WHERE Y is EmailAddress, P is EmailPart')
self.execute('INSERT Email X: X messageid "<2345>", X subject "test2", X sender Y, X recipients Y '
'WHERE Y is EmailAddress')
self.commit()
self.execute('DELETE X parts Y WHERE X messageid "<1234>"')
self.execute('SET X parts Y WHERE X messageid "<2345>"')
self.commit()
rset = self.execute('Any X WHERE X is EmailPart')
self.assertEquals(len(rset), 1)
self.assertEquals(rset.get_entity(0, 0).reverse_parts[0].messageid, '<2345>')
def test_unsatisfied_constraints(self):
releid = self.execute('INSERT CWRelation X: X from_entity FE, X relation_type RT, X to_entity TE '
'WHERE FE name "CWUser", RT name "in_group", TE name "String"')[0][0]
self.execute('SET X read_permission Y WHERE X eid %(x)s, Y name "managers"',
{'x': releid}, 'x')
ex = self.assertRaises(ValidationError,
self.commit)
self.assertEquals(ex.errors, {'to_entity': 'RQLConstraint O final FALSE failed'})
def test_html_tidy_hook(self):
req = self.request()
entity = req.create_entity('Workflow', name=u'wf1', description_format=u'text/html',
description=u'yo')
self.assertEquals(entity.description, u'yo')
entity = req.create_entity('Workflow', name=u'wf2', description_format=u'text/html',
description=u'<b>yo')
self.assertEquals(entity.description, u'<b>yo</b>')
entity = req.create_entity('Workflow', name=u'wf3', description_format=u'text/html',
description=u'<b>yo</b>')
self.assertEquals(entity.description, u'<b>yo</b>')
entity = req.create_entity('Workflow', name=u'wf4', description_format=u'text/html',
description=u'<b>R&D</b>')
self.assertEquals(entity.description, u'<b>R&D</b>')
entity = req.create_entity('Workflow', name=u'wf5', description_format=u'text/html',
description=u"<div>c'est <b>l'été")
self.assertEquals(entity.description, u"<div>c'est <b>l'été</b></div>")
def test_nonregr_html_tidy_hook_no_update(self):
entity = self.request().create_entity('Workflow', name=u'wf1', description_format=u'text/html',
description=u'yo')
entity.set_attributes(name=u'wf2')
self.assertEquals(entity.description, u'yo')
entity.set_attributes(description=u'R&D<p>yo')
entity.pop('description')
self.assertEquals(entity.description, u'R&D<p>yo</p>')
def test_metadata_cwuri(self):
entity = self.request().create_entity('Workflow', name=u'wf1')
self.assertEquals(entity.cwuri, self.repo.config['base-url'] + 'eid/%s' % entity.eid)
def test_metadata_creation_modification_date(self):
_now = datetime.now()
entity = self.request().create_entity('Workflow', name=u'wf1')
self.assertEquals((entity.creation_date - _now).seconds, 0)
self.assertEquals((entity.modification_date - _now).seconds, 0)
def test_metadata_created_by(self):
entity = self.request().create_entity('Bookmark', title=u'wf1', path=u'/view')
self.commit() # fire operations
self.assertEquals(len(entity.created_by), 1) # make sure we have only one creator
self.assertEquals(entity.created_by[0].eid, self.session.user.eid)
def test_metadata_owned_by(self):
entity = self.request().create_entity('Bookmark', title=u'wf1', path=u'/view')
self.commit() # fire operations
self.assertEquals(len(entity.owned_by), 1) # make sure we have only one owner
self.assertEquals(entity.owned_by[0].eid, self.session.user.eid)
def test_user_login_stripped(self):
u = self.create_user(' joe ')
tname = self.execute('Any L WHERE E login L, E eid %(e)s',
{'e': u.eid})[0][0]
self.assertEquals(tname, 'joe')
self.execute('SET X login " jijoe " WHERE X eid %(x)s', {'x': u.eid})
tname = self.execute('Any L WHERE E login L, E eid %(e)s',
{'e': u.eid})[0][0]
self.assertEquals(tname, 'jijoe')
class UserGroupHooksTC(CubicWebTC):
def test_user_synchronization(self):
self.create_user('toto', password='hop', commit=False)
self.assertRaises(AuthenticationError,
self.repo.connect, u'toto', password='hop')
self.commit()
cnxid = self.repo.connect(u'toto', password='hop')
self.failIfEqual(cnxid, self.session.id)
self.execute('DELETE CWUser X WHERE X login "toto"')
self.repo.execute(cnxid, 'State X')
self.commit()
self.assertRaises(BadConnectionId,
self.repo.execute, cnxid, 'State X')
def test_user_group_synchronization(self):
user = self.session.user
self.assertEquals(user.groups, set(('managers',)))
self.execute('SET X in_group G WHERE X eid %s, G name "guests"' % user.eid)
self.assertEquals(user.groups, set(('managers',)))
self.commit()
self.assertEquals(user.groups, set(('managers', 'guests')))
self.execute('DELETE X in_group G WHERE X eid %s, G name "guests"' % user.eid)
self.assertEquals(user.groups, set(('managers', 'guests')))
self.commit()
self.assertEquals(user.groups, set(('managers',)))
def test_user_composite_owner(self):
ueid = self.create_user('toto').eid
# composite of euser should be owned by the euser regardless of who created it
self.execute('INSERT EmailAddress X: X address "toto@logilab.fr", U use_email X '
'WHERE U login "toto"')
self.commit()
self.assertEquals(self.execute('Any A WHERE X owned_by U, U use_email X,'
'U login "toto", X address A')[0][0],
'toto@logilab.fr')
def test_no_created_by_on_deleted_entity(self):
eid = self.execute('INSERT EmailAddress X: X address "toto@logilab.fr"')[0][0]
self.execute('DELETE EmailAddress X WHERE X eid %s' % eid)
self.commit()
self.failIf(self.execute('Any X WHERE X created_by Y, X eid >= %(x)s', {'x': eid}))
class CWPropertyHooksTC(CubicWebTC):
def test_unexistant_eproperty(self):
ex = self.assertRaises(ValidationError,
self.execute, 'INSERT CWProperty X: X pkey "bla.bla", X value "hop", X for_user U')
self.assertEquals(ex.errors, {'pkey': 'unknown property key'})
ex = self.assertRaises(ValidationError,
self.execute, 'INSERT CWProperty X: X pkey "bla.bla", X value "hop"')
self.assertEquals(ex.errors, {'pkey': 'unknown property key'})
def test_site_wide_eproperty(self):
ex = self.assertRaises(ValidationError,
self.execute, 'INSERT CWProperty X: X pkey "ui.site-title", X value "hop", X for_user U')
self.assertEquals(ex.errors, {'for_user': "site-wide property can't be set for user"})
def test_bad_type_eproperty(self):
ex = self.assertRaises(ValidationError,
self.execute, 'INSERT CWProperty X: X pkey "ui.language", X value "hop", X for_user U')
self.assertEquals(ex.errors, {'value': u'unauthorized value'})
ex = self.assertRaises(ValidationError,
self.execute, 'INSERT CWProperty X: X pkey "ui.language", X value "hop"')
self.assertEquals(ex.errors, {'value': u'unauthorized value'})
class SchemaHooksTC(CubicWebTC):
def test_duplicate_etype_error(self):
# check we can't add a CWEType or CWRType entity if it already exists one
# with the same name
self.assertRaises(ValidationError,
self.execute, 'INSERT CWEType X: X name "CWUser"')
self.assertRaises(ValidationError,
self.execute, 'INSERT CWRType X: X name "in_group"')
def test_validation_unique_constraint(self):
self.assertRaises(ValidationError,
self.execute, 'INSERT CWUser X: X login "admin"')
try:
self.execute('INSERT CWUser X: X login "admin"')
except ValidationError, ex:
self.assertIsInstance(ex.entity, int)
self.assertEquals(ex.errors, {'login': 'the value "admin" is already used, use another one'})
class SchemaModificationHooksTC(CubicWebTC):
@classmethod
def init_config(cls, config):
super(SchemaModificationHooksTC, cls).init_config(config)
config._cubes = None
cls.repo.fill_schema()
def index_exists(self, etype, attr, unique=False):
self.session.set_pool()
dbhelper = self.session.pool.source('system').dbhelper
sqlcursor = self.session.pool['system']
return dbhelper.index_exists(sqlcursor, SQL_PREFIX + etype, SQL_PREFIX + attr, unique=unique)
def _set_perms(self, eid):
self.execute('SET X read_permission G WHERE X eid %(x)s, G is CWGroup',
{'x': eid}, 'x')
self.execute('SET X add_permission G WHERE X eid %(x)s, G is CWGroup, G name "managers"',
{'x': eid}, 'x')
self.execute('SET X delete_permission G WHERE X eid %(x)s, G is CWGroup, G name "owners"',
{'x': eid}, 'x')
def test_base(self):
schema = self.repo.schema
self.session.set_pool()
dbhelper = self.session.pool.source('system').dbhelper
sqlcursor = self.session.pool['system']
self.failIf(schema.has_entity('Societe2'))
self.failIf(schema.has_entity('concerne2'))
# schema should be update on insertion (after commit)
eeid = self.execute('INSERT CWEType X: X name "Societe2", X description "", X final FALSE')[0][0]
self._set_perms(eeid)
self.execute('INSERT CWRType X: X name "concerne2", X description "", X final FALSE, X symetric FALSE')
self.failIf(schema.has_entity('Societe2'))
self.failIf(schema.has_entity('concerne2'))
# have to commit before adding definition relations
self.commit()
self.failUnless(schema.has_entity('Societe2'))
self.failUnless(schema.has_relation('concerne2'))
attreid = self.execute('INSERT CWAttribute X: X cardinality "11", X defaultval "noname", '
' X indexed TRUE, X relation_type RT, X from_entity E, X to_entity F '
'WHERE RT name "name", E name "Societe2", F name "String"')[0][0]
self._set_perms(attreid)
concerne2_rdef_eid = self.execute(
'INSERT CWRelation X: X cardinality "**", X relation_type RT, X from_entity E, X to_entity E '
'WHERE RT name "concerne2", E name "Societe2"')[0][0]
self._set_perms(concerne2_rdef_eid)
self.failIf('name' in schema['Societe2'].subject_relations())
self.failIf('concerne2' in schema['Societe2'].subject_relations())
self.failIf(self.index_exists('Societe2', 'name'))
self.commit()
self.failUnless('name' in schema['Societe2'].subject_relations())
self.failUnless('concerne2' in schema['Societe2'].subject_relations())
self.failUnless(self.index_exists('Societe2', 'name'))
# now we should be able to insert and query Societe2
s2eid = self.execute('INSERT Societe2 X: X name "logilab"')[0][0]
self.execute('Societe2 X WHERE X name "logilab"')
self.execute('SET X concerne2 X WHERE X name "logilab"')
rset = self.execute('Any X WHERE X concerne2 Y')
self.assertEquals(rset.rows, [[s2eid]])
# check that when a relation definition is deleted, existing relations are deleted
rdefeid = self.execute('INSERT CWRelation X: X cardinality "**", X relation_type RT, '
' X from_entity E, X to_entity E '
'WHERE RT name "concerne2", E name "CWUser"')[0][0]
self._set_perms(rdefeid)
self.commit()
self.execute('DELETE CWRelation X WHERE X eid %(x)s', {'x': concerne2_rdef_eid}, 'x')
self.commit()
self.failUnless('concerne2' in schema['CWUser'].subject_relations())
self.failIf('concerne2' in schema['Societe2'].subject_relations())
self.failIf(self.execute('Any X WHERE X concerne2 Y'))
# schema should be cleaned on delete (after commit)
self.execute('DELETE CWEType X WHERE X name "Societe2"')
self.execute('DELETE CWRType X WHERE X name "concerne2"')
self.failUnless(self.index_exists('Societe2', 'name'))
self.failUnless(schema.has_entity('Societe2'))
self.failUnless(schema.has_relation('concerne2'))
self.commit()
self.failIf(self.index_exists('Societe2', 'name'))
self.failIf(schema.has_entity('Societe2'))
self.failIf(schema.has_entity('concerne2'))
self.failIf('concerne2' in schema['CWUser'].subject_relations())
def test_is_instance_of_insertions(self):
seid = self.execute('INSERT Transition T: T name "subdiv"')[0][0]
is_etypes = [etype for etype, in self.execute('Any ETN WHERE X eid %s, X is ET, ET name ETN' % seid)]
self.assertEquals(is_etypes, ['Transition'])
instanceof_etypes = [etype for etype, in self.execute('Any ETN WHERE X eid %s, X is_instance_of ET, ET name ETN' % seid)]
self.assertEquals(sorted(instanceof_etypes), ['BaseTransition', 'Transition'])
snames = [name for name, in self.execute('Any N WHERE S is BaseTransition, S name N')]
self.failIf('subdiv' in snames)
snames = [name for name, in self.execute('Any N WHERE S is_instance_of BaseTransition, S name N')]
self.failUnless('subdiv' in snames)
def test_perms_synchronization_1(self):
schema = self.repo.schema
self.assertEquals(schema['CWUser'].get_groups('read'), set(('managers', 'users')))
self.failUnless(self.execute('Any X, Y WHERE X is CWEType, X name "CWUser", Y is CWGroup, Y name "users"')[0])
self.execute('DELETE X read_permission Y WHERE X is CWEType, X name "CWUser", Y name "users"')
self.assertEquals(schema['CWUser'].get_groups('read'), set(('managers', 'users', )))
self.commit()
self.assertEquals(schema['CWUser'].get_groups('read'), set(('managers', )))
self.execute('SET X read_permission Y WHERE X is CWEType, X name "CWUser", Y name "users"')
self.commit()
self.assertEquals(schema['CWUser'].get_groups('read'), set(('managers', 'users',)))
def test_perms_synchronization_2(self):
schema = self.repo.schema['in_group'].rdefs[('CWUser', 'CWGroup')]
self.assertEquals(schema.get_groups('read'), set(('managers', 'users', 'guests')))
self.execute('DELETE X read_permission Y WHERE X relation_type RT, RT name "in_group", Y name "guests"')
self.assertEquals(schema.get_groups('read'), set(('managers', 'users', 'guests')))
self.commit()
self.assertEquals(schema.get_groups('read'), set(('managers', 'users')))
self.execute('SET X read_permission Y WHERE X relation_type RT, RT name "in_group", Y name "guests"')
self.assertEquals(schema.get_groups('read'), set(('managers', 'users')))
self.commit()
self.assertEquals(schema.get_groups('read'), set(('managers', 'users', 'guests')))
def test_nonregr_user_edit_itself(self):
ueid = self.session.user.eid
groupeids = [eid for eid, in self.execute('CWGroup G WHERE G name in ("managers", "users")')]
self.execute('DELETE X in_group Y WHERE X eid %s' % ueid)
self.execute('SET X surname "toto" WHERE X eid %s' % ueid)
self.execute('SET X in_group Y WHERE X eid %s, Y name "managers"' % ueid)
self.commit()
eeid = self.execute('Any X WHERE X is CWEType, X name "CWEType"')[0][0]
self.execute('DELETE X read_permission Y WHERE X eid %s' % eeid)
self.execute('SET X final FALSE WHERE X eid %s' % eeid)
self.execute('SET X read_permission Y WHERE X eid %s, Y eid in (%s, %s)'
% (eeid, groupeids[0], groupeids[1]))
self.commit()
self.execute('Any X WHERE X is CWEType, X name "CWEType"')
# schema modification hooks tests #########################################
def test_uninline_relation(self):
self.session.set_pool()
dbhelper = self.session.pool.source('system').dbhelper
sqlcursor = self.session.pool['system']
self.failUnless(self.schema['state_of'].inlined)
try:
self.execute('SET X inlined FALSE WHERE X name "state_of"')
self.failUnless(self.schema['state_of'].inlined)
self.commit()
self.failIf(self.schema['state_of'].inlined)
self.failIf(self.index_exists('State', 'state_of'))
rset = self.execute('Any X, Y WHERE X state_of Y')
self.assertEquals(len(rset), 2) # user states
finally:
self.execute('SET X inlined TRUE WHERE X name "state_of"')
self.failIf(self.schema['state_of'].inlined)
self.commit()
self.failUnless(self.schema['state_of'].inlined)
self.failUnless(self.index_exists('State', 'state_of'))
rset = self.execute('Any X, Y WHERE X state_of Y')
self.assertEquals(len(rset), 2)
def test_indexed_change(self):
self.session.set_pool()
dbhelper = self.session.pool.source('system').dbhelper
sqlcursor = self.session.pool['system']
try:
self.execute('SET X indexed FALSE WHERE X relation_type R, R name "name"')
self.failUnless(self.schema['name'].rdef('Workflow', 'String').indexed)
self.failUnless(self.index_exists('Workflow', 'name'))
self.commit()
self.failIf(self.schema['name'].rdef('Workflow', 'String').indexed)
self.failIf(self.index_exists('Workflow', 'name'))
finally:
self.execute('SET X indexed TRUE WHERE X relation_type R, R name "name"')
self.failIf(self.schema['name'].rdef('Workflow', 'String').indexed)
self.failIf(self.index_exists('Workflow', 'name'))
self.commit()
self.failUnless(self.schema['name'].rdef('Workflow', 'String').indexed)
self.failUnless(self.index_exists('Workflow', 'name'))
def test_unique_change(self):
self.session.set_pool()
dbhelper = self.session.pool.source('system').dbhelper
sqlcursor = self.session.pool['system']
try:
self.execute('INSERT CWConstraint X: X cstrtype CT, DEF constrained_by X '
'WHERE CT name "UniqueConstraint", DEF relation_type RT, DEF from_entity E,'
'RT name "name", E name "Workflow"')
self.failIf(self.schema['Workflow'].has_unique_values('name'))
self.failIf(self.index_exists('Workflow', 'name', unique=True))
self.commit()
self.failUnless(self.schema['Workflow'].has_unique_values('name'))
self.failUnless(self.index_exists('Workflow', 'name', unique=True))
finally:
self.execute('DELETE DEF constrained_by X WHERE X cstrtype CT, '
'CT name "UniqueConstraint", DEF relation_type RT, DEF from_entity E,'
'RT name "name", E name "Workflow"')
self.failUnless(self.schema['Workflow'].has_unique_values('name'))
self.failUnless(self.index_exists('Workflow', 'name', unique=True))
self.commit()
self.failIf(self.schema['Workflow'].has_unique_values('name'))
self.failIf(self.index_exists('Workflow', 'name', unique=True))
def test_required_change_1(self):
self.execute('SET DEF cardinality "?1" '
'WHERE DEF relation_type RT, DEF from_entity E,'
'RT name "title", E name "Bookmark"')
self.commit()
# should now be able to add bookmark without title
self.execute('INSERT Bookmark X: X path "/view"')
self.commit()
def test_required_change_2(self):
self.execute('SET DEF cardinality "11" '
'WHERE DEF relation_type RT, DEF from_entity E,'
'RT name "surname", E name "CWUser"')
self.commit()
# should not be able anymore to add cwuser without surname
self.assertRaises(ValidationError, self.create_user, "toto")
self.execute('SET DEF cardinality "?1" '
'WHERE DEF relation_type RT, DEF from_entity E,'
'RT name "surname", E name "CWUser"')
self.commit()
def test_add_attribute_to_base_class(self):
attreid = self.execute('INSERT CWAttribute X: X cardinality "11", X defaultval "noname", X indexed TRUE, X relation_type RT, X from_entity E, X to_entity F '
'WHERE RT name "messageid", E name "BaseTransition", F name "String"')[0][0]
assert self.execute('SET X read_permission Y WHERE X eid %(x)s, Y name "managers"',
{'x': attreid}, 'x')
self.commit()
self.schema.rebuild_infered_relations()
self.failUnless('Transition' in self.schema['messageid'].subjects())
self.failUnless('WorkflowTransition' in self.schema['messageid'].subjects())
self.execute('Any X WHERE X is_instance_of BaseTransition, X messageid "hop"')
if __name__ == '__main__':
unittest_main()